BCA’s Bolt carrier groups are MPI inspected. This ar 15 bolt carrier group (BCG) works with ar-15 calibers .223 Wylde, 5.56 NATO, .300 Blackout, and .350 Legend. it is right side charging.
Specifications:
Brand: Bear Creek Arsenal
Caliber / Gauge: .223 Wylde/5.56 Nato/.300 BLK/.350 Legend
Carrier Style: Side Charging
Platform: AR-15
Bolt Finish: Parkerized
Bolt Material: 9310 Steel
Carrier Finish: Black Nitride
Gas Key: Staked from the side to increase longevity
Magnetic Particle Inspection: Yes
Comes with side charging handle & screw
